John M. C. Dickinson

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Largoward, by Elie, GB

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Patents Grantslast 30 patents

Information Patent Grant
Fiber opening devices
- Patent number 4,869,060
- Issue date Sep 26, 1989
- Wm. R. Stewart & Sons (Hacklemakers) Limited
- William R. Stewart
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Securing segments to a base
- Patent number 4,825,511
- Issue date May 2, 1989
- Wm. R. Stewart & Sons (Hacklemakers) Limited
- David B. Stewart
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Opening roller for open end spinning machines
- Patent number 4,530,133
- Issue date Jul 23, 1985
- Wm. R. Stewart & Sons (Hacklemakers) Ltd.
- William R. Stewart
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Lag or stave assembly for Kirschner beaters
- Patent number 4,270,245
- Issue date Jun 2, 1981
- Wm. R. Stewart & Sons (Hacklemakers) Ltd.
- David B. Stewart
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING